%0 Journal Article %A R. A. Eiyubov %T On a boundary-value problem for an elliptic equation with a small parameter %J Doklady Akademii Nauk %D 1975 %P 551-554 %V 221 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1975_221_3_a10/ %G ru %F DAN_1975_221_3_a10